diff options
| -rw-r--r-- | libqpdf/QPDFJob.cc | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/libqpdf/QPDFJob.cc b/libqpdf/QPDFJob.cc index 5631df49..7227bd1b 100644 --- a/libqpdf/QPDFJob.cc +++ b/libqpdf/QPDFJob.cc @@ -1239,16 +1239,13 @@ QPDFJob::doJSONPageLabels(Pipeline* p, bool& first, QPDF& pdf) { JSON j_labels = JSON::makeArray(); QPDFPageLabelDocumentHelper pldh(pdf); - QPDFPageDocumentHelper pdh(pdf); - std::vector<QPDFPageObjectHelper> pages = pdh.getAllPages(); + long long npages = QIntC::to_longlong( + QPDFPageDocumentHelper(pdf).getAllPages().size()); if (pldh.hasPageLabels()) { std::vector<QPDFObjectHandle> labels; - pldh.getLabelsForPageRange( - 0, QIntC::to_int(pages.size()) - 1, 0, labels); + pldh.getLabelsForPageRange(0, npages - 1, 0, labels); for (auto iter = labels.begin(); iter != labels.end(); ++iter) { - auto next = iter; - ++next; - if (next == labels.end()) { + if ((iter + 1) == labels.end()) { // This can't happen, so ignore it. This could only // happen if getLabelsForPageRange somehow returned an // odd number of items. |